7206522 has 8 divisors (see below), whose sum is σ = 14413056. Its totient is φ = 2402172.

The previous prime is 7206517. The next prime is 7206523. The reversal of 7206522 is 2256027.

It is a sphenic number, since it is the product of 3 distinct primes.

7206522 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 7⁸ + 2⁸ + 0 + 6³ + 5⁸ + 2¹¹ + 2²⁰ .

It is a junction number, because it is equal to n+sod(n) for n = 7206492 and 7206501.

It is not an unprimeable number, because it can be changed into a prime (7206523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600538 + ... + 600549.

It is an arithmetic number, because the mean of its divisors is an integer number (1801632).

Almost surely, 2^7206522 is an apocalyptic number.

7206522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7206522 is a wasteful number, since it uses less digits than its factorization.

7206522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201092.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 7206522 is about 2684.4966008546. The cubic root of 7206522 is about 193.1561641563.

The spelling of 7206522 in words is "seven million, two hundred six thousand, five hundred twenty-two".